Incredibly insane and wonderful: Seifert Surface has taken Robert A. Heinlein's hypercube house from "--And He Built a Crooked House" and, well, made one. Granted, it's in Second Life but still: the way he put this together is pretty freaking ingenious. I thought about embedding the two videos that appeared in the article here--because I want to make sure you see them--but really, you've got to read the whole thing at New World Notes to get the full context. Read it and watch both videos.